package cn.shuangbofu.nocturne.service;

import java.security.SecureRandom;

/**
 * Created by shuangbofu on 2020/7/26 上午1:34
 */
public class Test {
    public static void main(String[] args) {
        System.out.println(new SecureRandom().nextInt(10) + 10);
    }
}
